Design, develop, and support SAP PI/PO integration scenarios between SAP and non-SAP systems. Configure and maintain Integration Directory and Enterprise Services Repository (ESR) objects. Build and manage interfaces using synchronous and asynchronous messaging. Develop and maintain message mappings, graphical mappings, and XSLT/Java mappings. Configure communication channels (IDoc, RFC, SOAP, REST, File, SFTP, JDBC, etc.). Monitor and troubleshoot interfaces using SAP PI/PO monitoring tools (Me